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Finding the Fourth Proportional to 237,326.40, 355,298.40 and 230,414.40

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Solution

The fourth proportional to 237,326.40, 355,298.40 and 230,414.40 is: 344,950.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,326.40 : 355,298.40 = 230,414.40 : x
  2. Step 2: Convert to fraction form
    237,326.40/355,298.40 = 230,414.40/x
  3. Step 3: Cross multiply
    237,326.40x = 355,298.40 × 230,414.40
  4. Step 4: Simplify right side
    237,326.40x = 81,865,867,656.96
  5. Step 5: Solve for x
    x = 81,865,867,656.96/237,326.40
  6. Step 6: Final answer
    x = 344,950.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.